.a1 {
text-align: right;
font-size: large;
}

.a2 {
background-color: deepskyblue;
color: #544b4b;
font-size: large;
}

.a3 {
text-align: center;
margin-top: 300px;
}

.a4 {
text-align: center;
}

.a5 {
font-size: x-large;
padding-right: 200px“;
font-size: x-large;
box-shadow: 0 0 4px #0000006e;
text-shadow: 0 0 black;
border-radius: 15px;
border: 0;
width: 30%;
}

.a6 {
font-size: larger;
background-color: #007bf3b0;
border: 0;
box-sizing: border-box;
padding: 0 5px;
height: 34px;
 color: #fdfdfd;
}

.a7 {
text-align: center;
 margin-top: 200px;
}